Finding the Fourth Proportional to 5,239,108.92, 7,858,665.12 and 2,357,109.84
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Solution
The fourth proportional to 5,239,108.92, 7,858,665.12 and 2,357,109.84 is: 3,535,665.54
Step by Step Solution
- Step 1: Write the proportion equation
5,239,108.92 : 7,858,665.12 = 2,357,109.84 : x - Step 2: Convert to fraction form
5,239,108.92/7,858,665.12 = 2,357,109.84/x - Step 3: Cross multiply
5,239,108.92x = 7,858,665.12 × 2,357,109.84 - Step 4: Simplify right side
5,239,108.92x = 18,523,736,883,616.78 - Step 5: Solve for x
x = 18,523,736,883,616.78/5,239,108.92 - Step 6: Final answer
x = 3,535,665.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.